Of the 4 basic emotions, missing only: fear/surprise.
"A commonly-held belief, first proposed by Dr Paul Ekman, posits there are six basic emotions which are universally recognised and easily interpreted through specific facial expressions, regardless of language or culture. These are: happiness, sadness, fear, anger, surprise and disgust."
This article perfectly demonstrates how talking about "PC" prevents good discussion about inclusion.
As it turns out, "PC" is a term developed to dismiss appeals to sensitivity and inclusion. And it's quite good at doing so!
So, if you care about sensitivity and inclusion, but focus on "PC", you're forced, like this author, to throw your hands up in defeat.
It's actually quite simple: if you realize that policing other's language is more often itself a form of exclusion/aggression, then you can clearly describe the scenarios the author relates as part of the problem, not as some failure of the only proposed solution to an unfathomable problem.
Rae is angry that organizations enforce quotas-- this stance is what feminism might call "backlash" against the movement: that the people working for change ARE the cause of the problem.
"...backlash posits the women's liberation movement as the source of many of the problems alleged to be plaguing women..." -Susan Faludi, Backlash: The Undeclared War Against American Women
Shanley is angry that tech-employed women are complacent. According to Shanley, the problem needs to be addressed by women. These could be seen as opposing views.